1. 18 years of age or older
2. Candidate for or undergoing Medtronic InterStim lead implant for labeled indication*quiring an advanced evaluation
3. Willing and able to provide signed and dated informed consent
4. Willing and able to independently and accurately complete diaries, questionnaires,d visits, and comply with the study protocol
5. Willing to maintain current regimen (dosage and frequency) of any OAB medication frombaseline diary through the end of therapy evaluation
6. For subjects with urinary urge incontinence, have a diagnosis of OAB as demonstratedvoiding diary by having a minimum of 3 episodes of urinary urge incontinence inhe first 72 hours (Episodes must have a mild, moderate, or severe degree of urgencyhis criterion) of the voiding diary.
7. For subjects with urinary frequency, have a diagnosis of OAB as demonstrated on avoiding diary with greater than or equal to 8 urgency frequency episodes per daywithin the first 72 hours of the voiding diary.

    Note*: Candidate for or undergoing a Medtronic InterStim lead implant for labeled
    indication means that a clinical decision has already been made between a physician and the
    patient to undergo Medtronic Interstim lead implant to treat the subject's condition. This
    decision is to be made prior to discussing with the patient whether to enroll in the study.
    Non-Obstructive Urinary Retention Inclusion Criteria
     1. 18 years of age or older
     2. Candidate for or undergoing Medtronic InterStim lead implant for labeled indication*
       requiring an advanced evaluation
     3. Willing and able to provide signed and dated informed consent
     4. Willing and able to independently and accurately complete diaries, questionnaires,
       attend visits, and comply with the study protocol
     5. Willing to maintain current regimen (dosage and frequency) of any NOUR medication from
       baseline diary through the end of therapy evaluation
     6. Have a diagnosis of non-obstructive urinary retention as demonstrated by a urinary
       voiding diary with a minimum of 5 clean intermittent self-catheterizations in a 7-day
       period; and chronic non-obstructive urinary retention with an elevated postvoid
       residual (PVR) that has persisted for at least six months and is documented on two or
       more separate occasions.
    Note*: Candidate for or undergoing a Medtronic InterStim lead implant for labeled
    indication means that a clinical decision has already been made between a physician and the
    patient to undergo Medtronic Interstim lead implant to treat the subject's condition. This
    decision is to be made prior to discussing with the patient whether to enroll in the study.
    Fecal Incontinence Inclusion Criteria
     1. 18 years of age or older
     2. Candidate for or undergoing Medtronic InterStim lead implant labeled indication*
       requiring an advanced evaluation
     3. Willing and able to provide signed and dated informed consent
     4. Willing and able to independently and accurately complete diaries, questionnaires,
       attend visits, and comply with the study protocol
     5. Willing to maintain current regimen (dosage and frequency) of any FI medication from
       baseline diary through the end of therapy evaluation
     6. Have a diagnosis of fecal incontinence as demonstrated by a bowel diary as greater
       than or equal to 2 incontinent episodes of more than staining (i.e., either slight,
       moderate, or severe soiling) per week
    Note*: Candidate for or undergoing a Medtronic InterStim lead implant for labeled
    indication means that a clinical decision has already been made between a physician and the
    patient to undergo Medtronic Interstim lead implant to treat the subject's condition. This
    decision is to be made prior to discussing with the patient whether to enroll in the study.
    Exclusion Criteria:
    Overactive Bladder Criteria Exclusion Criteria
     1. Currently enrolled or planning to enroll in an interventional clinical study that
       could potentially confound the study results (co-enrollment in an interventional study
       is only allowed when documented pre-approval is obtained from the Medtronic study
       manager or designee)
     2. Implanted with a neurostimulator, pacemaker or defibrillator
     3. Pelvic floor muscle dysfunction due to surgical intervention or injury
     4. Have neurological conditions such as multiple sclerosis, clinically significant
       peripheral neuropathy or spinal cord injury (e.g., paraplegia)
     5. History of diabetes unless the diabetes is well-controlled through diet and/or
       medications
     6. Have symptomatic urinary tract infection (UTI)
     7. Have primary stress incontinence or mixed incontinence where the stress component
       overrides the urge component
     8. Treatment of voiding behavior with botulinum toxin in the past 9 months or any plan to
       have botulinum toxin treatment during the study
     9. Treatment of symptoms with tibial neuromodulation therapy in the last 3 months
     10. Have knowledge of planned magnetic resonance imaging (MRIs) during the therapy
       evaluation portion of the study
     11. Have knowledge of planned shortwave diathermy, microwave diathermy, or therapeutic
       diathermy
     12. Women who are pregnant or planning to become pregnant
     13. Current urinary tract mechanical obstruction (e.g. benign prostatic enlargement or
       urethral stricture)
     14. Characteristics indicating a poor understanding of the study or characteristics that
       indicate the subject may have poor compliance with the study protocol requirements
    Non-Obstructive Urinary Retention Exclusion Criteria
     1. Currently enrolled or planning to enroll in an interventional clinical study that
       could potentially confound the study results (co-enrollment in an interventional study
       is only allowed when documented pre-approval is obtained from the Medtronic study
       manager or designee)
     2. Implanted with a neurostimulator, pacemaker or defibrillator
     3. Pelvic floor muscle dysfunction due to surgical intervention or injury
     4. Have neurological conditions such as multiple sclerosis, clinically significant
       peripheral neuropathy or spinal cord injury (e.g., paraplegia)
     5. History of diabetes unless the diabetes is well-controlled through diet and/or
       medications
     6. Have symptomatic urinary tract infection (UTI)
     7. Treatment of symptoms with tibial neuromodulation therapy in the last 3 months
     8. Have knowledge of planned magnetic resonance imaging (MRIs) during the therapy
       evaluation portion of the study
     9. Have knowledge of planned shortwave diathermy, microwave diathermy, or therapeutic
       diathermy
     10. Women who are pregnant or planning to become pregnant
     11. Current urinary tract mechanical obstruction (e.g. benign prostatic enlargement or
       urethral stricture)
     12. Characteristics indicating a poor understanding of the study or characteristics that
       indicate the subject may have poor compliance with the study protocol requirements
    Fecal Incontinence Exclusion Criteria
     1. Currently enrolled or planning to enroll in an interventional clinical study that
       could potentially confound the study results (co-enrollment in an interventional study
       is only allowed when documented pre-approval is obtained from the Medtronic study
       manager or designee)
     2. Implanted with a neurostimulator, pacemaker or defibrillator
     3. Pelvic floor muscle dysfunction due to surgical intervention or injury
     4. Have neurological conditions such as multiple sclerosis, clinically significant
       peripheral neuropathy or spinal cord injury (e.g., paraplegia)
     5. Have uncorrected high grade internal rectal prolapse
     6. Treatment of symptoms with tibial neuromodulation therapy in the last 3 months
     7. Have knowledge of planned magnetic resonance imaging (MRIs) during the therapy
       evaluation portion of the study
     8. Have knowledge of planned shortwave diathermy, microwave diathermy, or therapeutic
       diathermy
     9. Women who are pregnant or planning to become pregnant
     10. Characteristics indicating a poor understanding of the study or characteristics that
       indicate the subject may have poor compliance with the study protocol requirements